Stop Shower Leaking: Effective Solutions for Long-Lasting Repairs

Don’t Let a Leaking Shower Drain Your Budget

A leaking shower is more than a minor nuisance — it’s a silent threat to your home. Left unchecked, water can seep into walls, under floors, and behind tiles, causing costly structural damage and encouraging mould growth.

We’ve repaired thousands of leaking showers across Brisbane, Logan, Redlands, and the Gold Coast, and one thing is clear: the longer you wait, the worse — and more expensive — the problem becomes.

Whether it’s a worn washer, a failed waterproof membrane, or a damaged shower tray, professional leaking shower repair services can stop the leak at its source and restore your bathroom’s integrity.

Common Causes of a Shower Leaking

Leaks don’t always come from the same place. Some of the most common causes include:

• Movement in the building causing cracks in grout or tiles
• Faulty or deteriorated waterproof membranes beneath tiles
• Worn or damaged seals around the shower tray or bathroom door
• Loose plumbing fittings, such as a faulty leaking shower valve
• Poor installation of shower screens or trays
• Damaged or missing sealant around edges and corners

Identifying the exact cause is essential before you can fix leaking showers effectively.

Identifying a Leaky Shower

Early detection can save you thousands in repair costs. Look for these warning signs:

• Water stains on walls or ceilings below the bathroom
• Mould or mildew growth on grout or in corners
• Dampness or soft spots in skirting boards near the shower
• Pooling water outside the shower tray after use
• Swollen door frames or damaged bathroom doors from excess moisture

If you notice any of these signs, arrange an inspection before the damage worsens.

Leak Detection for Shower Repairs

Professional shower repair specialists use advanced technology to pinpoint the exact cause of leaks:

• CCTV leak detection to see inside pipes and fittings
• Thermal imaging to detect hidden moisture behind tiles
• Moisture meters to measure water intrusion in floors and walls

This process eliminates guesswork, ensuring your leaking shower repair services target the real problem instead of masking symptoms.

Fixing a Shower Leak

The repair method depends on the type and location of the leak:

• Replacing a leaking shower valve to stop drips from tapware
• Re-grouting and re-sealing joints to restore water-tightness
• Repairing or replacing seals around the shower tray and door
• Installing a waterproof seal without tile removal for minor leaks
• Full membrane replacement for severe waterproofing failures

An experienced plumber or shower repair specialist can assess the issue and recommend the most cost-effective solution.

Shower Door and Tray Issues

A leaking shower isn’t always about plumbing — sometimes it’s the frame or door seal. Common problems include:

• Worn rubber seals on bathroom doors letting water escape
• Misaligned doors causing gaps at the base
• Cracks or damage in the shower tray leading to seepage

Repair options include resealing, replacing damaged components, or installing a new tray or screen.

Sealing Leaking Showers

For many homeowners, resealing is the simplest and most affordable solution. Sealing leaking showers involves:

• Removing old, damaged sealant and grout
• Cleaning and drying all surfaces
• Applying high-quality waterproof sealant
• Allowing proper curing time before use

When done professionally, sealing can extend the life of your shower and prevent future leaks.

Removing Tiles for Shower Repairs

In cases of severe membrane damage or structural issues, removing tiles is necessary. This process allows professionals to:

• Repair or replace the underlying waterproof membrane
• Inspect and replace damaged plumbing components
• Reinstall tiles with correct gradient towards the waste

While more involved, this ensures the problem is fixed at its root — preventing recurring leaks.

Preventative Maintenance

Regular maintenance can help avoid major repairs:

• Inspect grout and sealant every 6–12 months
• Check the leaking shower valve and tapware for drips
• Ensure the shower tray and bathroom door seals are intact
• Book professional inspections every few years

By catching issues early, you can avoid costly structural repairs.

Frequently Asked Questions

What to do if your shower is leaking?
Turn off the water supply, avoid using the shower, and call a professional to inspect and repair the leak.

How do I stop my shower dripping?
Replace worn washers, o-rings, or cartridges in the tapware. If it’s a leaking shower valve, a professional plumber can replace it quickly.

What is the most common shower leak?
Cracked grout and failed waterproof membranes are the most common, often caused by building movement and age.

Why is my shower dripping when the water is off?
This is usually due to a faulty washer, cartridge, or shower valve allowing water to pass even when turned off.

Stop Your Shower Leak Today

A shower leaking will only get worse over time. At Leaky Showers, we provide expert shower repairs, from replacing a faulty shower valve to sealing leaking showers and complete membrane replacements — often without removing tiles.